1 /* 2 * Copyright 2016 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 */ 23 #include <linux/firmware.h> 24 #include <linux/slab.h> 25 #include <linux/module.h> 26 #include <drm/drmP.h> 27 #include "amdgpu.h" 28 #include "amdgpu_atombios.h" 29 #include "amdgpu_ih.h" 30 #include "amdgpu_uvd.h" 31 #include "amdgpu_vce.h" 32 #include "amdgpu_ucode.h" 33 #include "amdgpu_psp.h" 34 #include "atom.h" 35 #include "amd_pcie.h" 36 37 #include "uvd/uvd_7_0_offset.h" 38 #include "gc/gc_9_0_offset.h" 39 #include "gc/gc_9_0_sh_mask.h" 40 #include "sdma0/sdma0_4_0_offset.h" 41 #include "sdma1/sdma1_4_0_offset.h" 42 #include "hdp/hdp_4_0_offset.h" 43 #include "hdp/hdp_4_0_sh_mask.h" 44 #include "mp/mp_9_0_offset.h" 45 #include "mp/mp_9_0_sh_mask.h" 46 #include "smuio/smuio_9_0_offset.h" 47 #include "smuio/smuio_9_0_sh_mask.h" 48 49 #include "soc15.h" 50 #include "soc15_common.h" 51 #include "gfx_v9_0.h" 52 #include "gmc_v9_0.h" 53 #include "gfxhub_v1_0.h" 54 #include "mmhub_v1_0.h" 55 #include "vega10_ih.h" 56 #include "sdma_v4_0.h" 57 #include "uvd_v7_0.h" 58 #include "vce_v4_0.h" 59 #include "vcn_v1_0.h" 60 #include "amdgpu_powerplay.h" 61 #include "dce_virtual.h" 62 #include "mxgpu_ai.h" 63 64 #define mmFabricConfigAccessControl 0x0410 65 #define mmFabricConfigAccessControl_BASE_IDX 0 66 #define mmFabricConfigAccessControl_DEFAULT 0x00000000 67 //FabricConfigAccessControl 68 #define FabricConfigAccessControl__CfgRegInstAccEn__SHIFT 0x0 69 #define FabricConfigAccessControl__CfgRegInstAccRegLock__SHIFT 0x1 70 #define FabricConfigAccessControl__CfgRegInstID__SHIFT 0x10 71 #define FabricConfigAccessControl__CfgRegInstAccEn_MASK 0x00000001L 72 #define FabricConfigAccessControl__CfgRegInstAccRegLock_MASK 0x00000002L 73 #define FabricConfigAccessControl__CfgRegInstID_MASK 0x00FF0000L 74 75 76 #define mmDF_PIE_AON0_DfGlobalClkGater 0x00fc 77 #define mmDF_PIE_AON0_DfGlobalClkGater_BASE_IDX 0 78 //DF_PIE_AON0_DfGlobalClkGater 79 #define DF_PIE_AON0_DfGlobalClkGater__MGCGMode__SHIFT 0x0 80 #define DF_PIE_AON0_DfGlobalClkGater__MGCGMode_MASK 0x0000000FL 81 82 enum { 83 DF_MGCG_DISABLE = 0, 84 DF_MGCG_ENABLE_00_CYCLE_DELAY =1, 85 DF_MGCG_ENABLE_01_CYCLE_DELAY =2, 86 DF_MGCG_ENABLE_15_CYCLE_DELAY =13, 87 DF_MGCG_ENABLE_31_CYCLE_DELAY =14, 88 DF_MGCG_ENABLE_63_CYCLE_DELAY =15 89 }; 90 91 #define mmMP0_MISC_CGTT_CTRL0 0x01b9 92 #define mmMP0_MISC_CGTT_CTRL0_BASE_IDX 0 93 #define mmMP0_MISC_LIGHT_SLEEP_CTRL 0x01ba 94 #define mmMP0_MISC_LIGHT_SLEEP_CTRL_BASE_IDX 0 95 96 /* 97 * Indirect registers accessor 98 */ 99 static u32 soc15_pcie_rreg(struct amdgpu_device *adev, u32 reg) 100 { 101 unsigned long flags, address, data; 102 u32 r; 103 address = adev->nbio_funcs->get_pcie_index_offset(adev); 104 data = adev->nbio_funcs->get_pcie_data_offset(adev); 105 106 spin_lock_irqsave(&adev->pcie_idx_lock, flags); 107 WREG32(address, reg); 108 (void)RREG32(address); 109 r = RREG32(data); 110 spin_unlock_irqrestore(&adev->pcie_idx_lock, flags); 111 return r; 112 } 113 114 static void soc15_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 115 { 116 unsigned long flags, address, data; 117 118 address = adev->nbio_funcs->get_pcie_index_offset(adev); 119 data = adev->nbio_funcs->get_pcie_data_offset(adev); 120 121 spin_lock_irqsave(&adev->pcie_idx_lock, flags); 122 WREG32(address, reg); 123 (void)RREG32(address); 124 WREG32(data, v); 125 (void)RREG32(data); 126 spin_unlock_irqrestore(&adev->pcie_idx_lock, flags); 127 } 128 129 static u32 soc15_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg) 130 { 131 unsigned long flags, address, data; 132 u32 r; 133 134 address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX); 135 data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA); 136 137 spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags); 138 WREG32(address, ((reg) & 0x1ff)); 139 r = RREG32(data); 140 spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags); 141 return r; 142 } 143 144 static void soc15_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 145 { 146 unsigned long flags, address, data; 147 148 address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX); 149 data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA); 150 151 spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags); 152 WREG32(address, ((reg) & 0x1ff)); 153 WREG32(data, (v)); 154 spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags); 155 } 156 157 static u32 soc15_didt_rreg(struct amdgpu_device *adev, u32 reg) 158 { 159 unsigned long flags, address, data; 160 u32 r; 161 162 address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX); 163 data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA); 164 165 spin_lock_irqsave(&adev->didt_idx_lock, flags); 166 WREG32(address, (reg)); 167 r = RREG32(data); 168 spin_unlock_irqrestore(&adev->didt_idx_lock, flags); 169 return r; 170 } 171 172 static void soc15_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 173 { 174 unsigned long flags, address, data; 175 176 address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX); 177 data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA); 178 179 spin_lock_irqsave(&adev->didt_idx_lock, flags); 180 WREG32(address, (reg)); 181 WREG32(data, (v)); 182 spin_unlock_irqrestore(&adev->didt_idx_lock, flags); 183 } 184 185 static u32 soc15_gc_cac_rreg(struct amdgpu_device *adev, u32 reg) 186 { 187 unsigned long flags; 188 u32 r; 189 190 spin_lock_irqsave(&adev->gc_cac_idx_lock, flags); 191 WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg)); 192 r = RREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA); 193 spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags); 194 return r; 195 } 196 197 static void soc15_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 198 { 199 unsigned long flags; 200 201 spin_lock_irqsave(&adev->gc_cac_idx_lock, flags); 202 WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg)); 203 WREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA, (v)); 204 spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags); 205 } 206 207 static u32 soc15_se_cac_rreg(struct amdgpu_device *adev, u32 reg) 208 { 209 unsigned long flags; 210 u32 r; 211 212 spin_lock_irqsave(&adev->se_cac_idx_lock, flags); 213 WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg)); 214 r = RREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA); 215 spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags); 216 return r; 217 } 218 219 static void soc15_se_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 220 { 221 unsigned long flags; 222 223 spin_lock_irqsave(&adev->se_cac_idx_lock, flags); 224 WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg)); 225 WREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA, (v)); 226 spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags); 227 } 228 229 static u32 soc15_get_config_memsize(struct amdgpu_device *adev) 230 { 231 return adev->nbio_funcs->get_memsize(adev); 232 } 233 234 static u32 soc15_get_xclk(struct amdgpu_device *adev) 235 { 236 return adev->clock.spll.reference_freq; 237 } 238 239 240 void soc15_grbm_select(struct amdgpu_device *adev, 241 u32 me, u32 pipe, u32 queue, u32 vmid) 242 { 243 u32 grbm_gfx_cntl = 0; 244 grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, PIPEID, pipe); 245 grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, MEID, me); 246 grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, VMID, vmid); 247 grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, QUEUEID, queue); 248 249 WREG32(SOC15_REG_OFFSET(GC, 0, mmGRBM_GFX_CNTL), grbm_gfx_cntl); 250 } 251 252 static void soc15_vga_set_state(struct amdgpu_device *adev, bool state) 253 { 254 /* todo */ 255 } 256 257 static bool soc15_read_disabled_bios(struct amdgpu_device *adev) 258 { 259 /* todo */ 260 return false; 261 } 262 263 static bool soc15_read_bios_from_rom(struct amdgpu_device *adev, 264 u8 *bios, u32 length_bytes) 265 { 266 u32 *dw_ptr; 267 u32 i, length_dw; 268 269 if (bios == NULL) 270 return false; 271 if (length_bytes == 0) 272 return false; 273 /* APU vbios image is part of sbios image */ 274 if (adev->flags & AMD_IS_APU) 275 return false; 276 277 dw_ptr = (u32 *)bios; 278 length_dw = ALIGN(length_bytes, 4) / 4; 279 280 /* set rom index to 0 */ 281 WREG32(SOC15_REG_OFFSET(SMUIO, 0, mmROM_INDEX), 0); 282 /* read out the rom data */ 283 for (i = 0; i < length_dw; i++) 284 dw_ptr[i] = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmROM_DATA)); 285 286 return true; 287 } 288 289 struct soc15_allowed_register_entry { 290 uint32_t hwip; 291 uint32_t inst; 292 uint32_t seg; 293 uint32_t reg_offset; 294 bool grbm_indexed; 295 }; 296 297 298 static struct soc15_allowed_register_entry soc15_allowed_read_registers[] = { 299 { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS)}, 300 { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS2)}, 301 { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE0)}, 302 { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE1)}, 303 { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE2)}, 304 { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE3)}, 305 { SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_STATUS_REG)}, 306 { SOC15_REG_ENTRY(SDMA1, 0, mmSDMA1_STATUS_REG)}, 307 { SOC15_REG_ENTRY(GC, 0, mmCP_STAT)}, 308 { SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT1)}, 309 { SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT2)}, 310 { SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT3)}, 311 { SOC15_REG_ENTRY(GC, 0, mmCP_CPF_BUSY_STAT)}, 312 { SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STALLED_STAT1)}, 313 { SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STATUS)}, 314 { SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STALLED_STAT1)}, 315 { SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STATUS)}, 316 { SOC15_REG_ENTRY(GC, 0, mmGB_ADDR_CONFIG)}, 317 }; 318 319 static uint32_t soc15_read_indexed_register(struct amdgpu_device *adev, u32 se_num, 320 u32 sh_num, u32 reg_offset) 321 { 322 uint32_t val; 323 324 mutex_lock(&adev->grbm_idx_mutex); 325 if (se_num != 0xffffffff || sh_num != 0xffffffff) 326 amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff); 327 328 val = RREG32(reg_offset); 329 330 if (se_num != 0xffffffff || sh_num != 0xffffffff) 331 amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff); 332 mutex_unlock(&adev->grbm_idx_mutex); 333 return val; 334 } 335 336 static uint32_t soc15_get_register_value(struct amdgpu_device *adev, 337 bool indexed, u32 se_num, 338 u32 sh_num, u32 reg_offset) 339 { 340 if (indexed) { 341 return soc15_read_indexed_register(adev, se_num, sh_num, reg_offset); 342 } else { 343 if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG)) 344 return adev->gfx.config.gb_addr_config; 345 return RREG32(reg_offset); 346 } 347 } 348 349 static int soc15_read_register(struct amdgpu_device *adev, u32 se_num, 350 u32 sh_num, u32 reg_offset, u32 *value) 351 { 352 uint32_t i; 353 struct soc15_allowed_register_entry *en; 354 355 *value = 0; 356 for (i = 0; i < ARRAY_SIZE(soc15_allowed_read_registers); i++) { 357 en = &soc15_allowed_read_registers[i]; 358 if (reg_offset != (adev->reg_offset[en->hwip][en->inst][en->seg] 359 + en->reg_offset)) 360 continue; 361 362 *value = soc15_get_register_value(adev, 363 soc15_allowed_read_registers[i].grbm_indexed, 364 se_num, sh_num, reg_offset); 365 return 0; 366 } 367 return -EINVAL; 368 } 369 370 371 /** 372 * soc15_program_register_sequence - program an array of registers. 373 * 374 * @adev: amdgpu_device pointer 375 * @regs: pointer to the register array 376 * @array_size: size of the register array 377 * 378 * Programs an array or registers with and and or masks. 379 * This is a helper for setting golden registers. 380 */ 381 382 void soc15_program_register_sequence(struct amdgpu_device *adev, 383 const struct soc15_reg_golden *regs, 384 const u32 array_size) 385 { 386 const struct soc15_reg_golden *entry; 387 u32 tmp, reg; 388 int i; 389 390 for (i = 0; i < array_size; ++i) { 391 entry = ®s[i]; 392 reg = adev->reg_offset[entry->hwip][entry->instance][entry->segment] + entry->reg; 393 394 if (entry->and_mask == 0xffffffff) { 395 tmp = entry->or_mask; 396 } else { 397 tmp = RREG32(reg); 398 tmp &= ~(entry->and_mask); 399 tmp |= entry->or_mask; 400 } 401 WREG32(reg, tmp); 402 } 403 404 } 405 406 407 static int soc15_asic_reset(struct amdgpu_device *adev) 408 { 409 u32 i; 410 411 amdgpu_atombios_scratch_regs_engine_hung(adev, true); 412 413 dev_info(adev->dev, "GPU reset\n"); 414 415 /* disable BM */ 416 pci_clear_master(adev->pdev); 417 418 pci_save_state(adev->pdev); 419 420 for (i = 0; i < AMDGPU_MAX_IP_NUM; i++) { 421 if (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_PSP){ 422 adev->ip_blocks[i].version->funcs->soft_reset((void *)adev); 423 break; 424 } 425 } 426 427 pci_restore_state(adev->pdev); 428 429 /* wait for asic to come out of reset */ 430 for (i = 0; i < adev->usec_timeout; i++) { 431 u32 memsize = adev->nbio_funcs->get_memsize(adev); 432 433 if (memsize != 0xffffffff) 434 break; 435 udelay(1); 436 } 437 438 amdgpu_atombios_scratch_regs_engine_hung(adev, false); 439 440 return 0; 441 } 442 443 /*static int soc15_set_uvd_clock(struct amdgpu_device *adev, u32 clock, 444 u32 cntl_reg, u32 status_reg) 445 { 446 return 0; 447 }*/ 448 449 static int soc15_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk) 450 { 451 /*int r; 452 453 r = soc15_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS); 454 if (r) 455 return r; 456 457 r = soc15_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS); 458 */ 459 return 0; 460 } 461 462 static int soc15_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk) 463 { 464 /* todo */ 465 466 return 0; 467 } 468 469 static void soc15_pcie_gen3_enable(struct amdgpu_device *adev) 470 { 471 if (pci_is_root_bus(adev->pdev->bus)) 472 return; 473 474 if (amdgpu_pcie_gen2 == 0) 475 return; 476 477 if (adev->flags & AMD_IS_APU) 478 return; 479 480 if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 | 481 CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3))) 482 return; 483 484 /* todo */ 485 } 486 487 static void soc15_program_aspm(struct amdgpu_device *adev) 488 { 489 490 if (amdgpu_aspm == 0) 491 return; 492 493 /* todo */ 494 } 495 496 static void soc15_enable_doorbell_aperture(struct amdgpu_device *adev, 497 bool enable) 498 { 499 adev->nbio_funcs->enable_doorbell_aperture(adev, enable); 500 adev->nbio_funcs->enable_doorbell_selfring_aperture(adev, enable); 501 } 502 503 static const struct amdgpu_ip_block_version vega10_common_ip_block = 504 { 505 .type = AMD_IP_BLOCK_TYPE_COMMON, 506 .major = 2, 507 .minor = 0, 508 .rev = 0, 509 .funcs = &soc15_common_ip_funcs, 510 }; 511 512 int soc15_set_ip_blocks(struct amdgpu_device *adev) 513 { 514 /* Set IP register base before any HW register access */ 515 switch (adev->asic_type) { 516 case CHIP_VEGA10: 517 case CHIP_RAVEN: 518 vega10_reg_base_init(adev); 519 break; 520 default: 521 return -EINVAL; 522 } 523 524 if (adev->flags & AMD_IS_APU) 525 adev->nbio_funcs = &nbio_v7_0_funcs; 526 else 527 adev->nbio_funcs = &nbio_v6_1_funcs; 528 529 adev->nbio_funcs->detect_hw_virt(adev); 530 531 if (amdgpu_sriov_vf(adev)) 532 adev->virt.ops = &xgpu_ai_virt_ops; 533 534 switch (adev->asic_type) { 535 case CHIP_VEGA10: 536 amdgpu_device_ip_block_add(adev, &vega10_common_ip_block); 537 amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block); 538 amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block); 539 if (amdgpu_fw_load_type == 2 || amdgpu_fw_load_type == -1) 540 amdgpu_device_ip_block_add(adev, &psp_v3_1_ip_block); 541 if (!amdgpu_sriov_vf(adev)) 542 amdgpu_device_ip_block_add(adev, &amdgpu_pp_ip_block); 543 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev)) 544 amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block); 545 #if defined(CONFIG_DRM_AMD_DC) 546 else if (amdgpu_device_has_dc_support(adev)) 547 amdgpu_device_ip_block_add(adev, &dm_ip_block); 548 #else 549 # warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15." 550 #endif 551 amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block); 552 amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block); 553 amdgpu_device_ip_block_add(adev, &uvd_v7_0_ip_block); 554 amdgpu_device_ip_block_add(adev, &vce_v4_0_ip_block); 555 break; 556 case CHIP_RAVEN: 557 amdgpu_device_ip_block_add(adev, &vega10_common_ip_block); 558 amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block); 559 amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block); 560 amdgpu_device_ip_block_add(adev, &psp_v10_0_ip_block); 561 amdgpu_device_ip_block_add(adev, &amdgpu_pp_ip_block); 562 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev)) 563 amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block); 564 #if defined(CONFIG_DRM_AMD_DC) 565 else if (amdgpu_device_has_dc_support(adev)) 566 amdgpu_device_ip_block_add(adev, &dm_ip_block); 567 #else 568 # warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15." 569 #endif 570 amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block); 571 amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block); 572 amdgpu_device_ip_block_add(adev, &vcn_v1_0_ip_block); 573 break; 574 default: 575 return -EINVAL; 576 } 577 578 return 0; 579 } 580 581 static uint32_t soc15_get_rev_id(struct amdgpu_device *adev) 582 { 583 return adev->nbio_funcs->get_rev_id(adev); 584 } 585 586 static const struct amdgpu_asic_funcs soc15_asic_funcs = 587 { 588 .read_disabled_bios = &soc15_read_disabled_bios, 589 .read_bios_from_rom = &soc15_read_bios_from_rom, 590 .read_register = &soc15_read_register, 591 .reset = &soc15_asic_reset, 592 .set_vga_state = &soc15_vga_set_state, 593 .get_xclk = &soc15_get_xclk, 594 .set_uvd_clocks = &soc15_set_uvd_clocks, 595 .set_vce_clocks = &soc15_set_vce_clocks, 596 .get_config_memsize = &soc15_get_config_memsize, 597 }; 598 599 static int soc15_common_early_init(void *handle) 600 { 601 bool psp_enabled = false; 602 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 603 604 adev->smc_rreg = NULL; 605 adev->smc_wreg = NULL; 606 adev->pcie_rreg = &soc15_pcie_rreg; 607 adev->pcie_wreg = &soc15_pcie_wreg; 608 adev->uvd_ctx_rreg = &soc15_uvd_ctx_rreg; 609 adev->uvd_ctx_wreg = &soc15_uvd_ctx_wreg; 610 adev->didt_rreg = &soc15_didt_rreg; 611 adev->didt_wreg = &soc15_didt_wreg; 612 adev->gc_cac_rreg = &soc15_gc_cac_rreg; 613 adev->gc_cac_wreg = &soc15_gc_cac_wreg; 614 adev->se_cac_rreg = &soc15_se_cac_rreg; 615 adev->se_cac_wreg = &soc15_se_cac_wreg; 616 617 adev->asic_funcs = &soc15_asic_funcs; 618 619 if (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_PSP) && 620 (amdgpu_ip_block_mask & (1 << AMD_IP_BLOCK_TYPE_PSP))) 621 psp_enabled = true; 622 623 adev->rev_id = soc15_get_rev_id(adev); 624 adev->external_rev_id = 0xFF; 625 switch (adev->asic_type) { 626 case CHIP_VEGA10: 627 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | 628 AMD_CG_SUPPORT_GFX_MGLS | 629 AMD_CG_SUPPORT_GFX_RLC_LS | 630 AMD_CG_SUPPORT_GFX_CP_LS | 631 AMD_CG_SUPPORT_GFX_3D_CGCG | 632 AMD_CG_SUPPORT_GFX_3D_CGLS | 633 AMD_CG_SUPPORT_GFX_CGCG | 634 AMD_CG_SUPPORT_GFX_CGLS | 635 AMD_CG_SUPPORT_BIF_MGCG | 636 AMD_CG_SUPPORT_BIF_LS | 637 AMD_CG_SUPPORT_HDP_LS | 638 AMD_CG_SUPPORT_DRM_MGCG | 639 AMD_CG_SUPPORT_DRM_LS | 640 AMD_CG_SUPPORT_ROM_MGCG | 641 AMD_CG_SUPPORT_DF_MGCG | 642 AMD_CG_SUPPORT_SDMA_MGCG | 643 AMD_CG_SUPPORT_SDMA_LS | 644 AMD_CG_SUPPORT_MC_MGCG | 645 AMD_CG_SUPPORT_MC_LS; 646 adev->pg_flags = 0; 647 adev->external_rev_id = 0x1; 648 break; 649 case CHIP_RAVEN: 650 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | 651 AMD_CG_SUPPORT_GFX_MGLS | 652 AMD_CG_SUPPORT_GFX_RLC_LS | 653 AMD_CG_SUPPORT_GFX_CP_LS | 654 AMD_CG_SUPPORT_GFX_3D_CGCG | 655 AMD_CG_SUPPORT_GFX_3D_CGLS | 656 AMD_CG_SUPPORT_GFX_CGCG | 657 AMD_CG_SUPPORT_GFX_CGLS | 658 AMD_CG_SUPPORT_BIF_MGCG | 659 AMD_CG_SUPPORT_BIF_LS | 660 AMD_CG_SUPPORT_HDP_MGCG | 661 AMD_CG_SUPPORT_HDP_LS | 662 AMD_CG_SUPPORT_DRM_MGCG | 663 AMD_CG_SUPPORT_DRM_LS | 664 AMD_CG_SUPPORT_ROM_MGCG | 665 AMD_CG_SUPPORT_MC_MGCG | 666 AMD_CG_SUPPORT_MC_LS | 667 AMD_CG_SUPPORT_SDMA_MGCG | 668 AMD_CG_SUPPORT_SDMA_LS; 669 adev->pg_flags = AMD_PG_SUPPORT_SDMA; 670 671 adev->external_rev_id = 0x1; 672 break; 673 default: 674 /* FIXME: not supported yet */ 675 return -EINVAL; 676 } 677 678 if (amdgpu_sriov_vf(adev)) { 679 amdgpu_virt_init_setting(adev); 680 xgpu_ai_mailbox_set_irq_funcs(adev); 681 } 682 683 adev->firmware.load_type = amdgpu_ucode_get_load_type(adev, amdgpu_fw_load_type); 684 685 amdgpu_device_get_pcie_info(adev); 686 687 return 0; 688 } 689 690 static int soc15_common_late_init(void *handle) 691 { 692 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 693 694 if (amdgpu_sriov_vf(adev)) 695 xgpu_ai_mailbox_get_irq(adev); 696 697 return 0; 698 } 699 700 static int soc15_common_sw_init(void *handle) 701 { 702 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 703 704 if (amdgpu_sriov_vf(adev)) 705 xgpu_ai_mailbox_add_irq_id(adev); 706 707 return 0; 708 } 709 710 static int soc15_common_sw_fini(void *handle) 711 { 712 return 0; 713 } 714 715 static int soc15_common_hw_init(void *handle) 716 { 717 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 718 719 /* enable pcie gen2/3 link */ 720 soc15_pcie_gen3_enable(adev); 721 /* enable aspm */ 722 soc15_program_aspm(adev); 723 /* setup nbio registers */ 724 adev->nbio_funcs->init_registers(adev); 725 /* enable the doorbell aperture */ 726 soc15_enable_doorbell_aperture(adev, true); 727 728 return 0; 729 } 730 731 static int soc15_common_hw_fini(void *handle) 732 { 733 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 734 735 /* disable the doorbell aperture */ 736 soc15_enable_doorbell_aperture(adev, false); 737 if (amdgpu_sriov_vf(adev)) 738 xgpu_ai_mailbox_put_irq(adev); 739 740 return 0; 741 } 742 743 static int soc15_common_suspend(void *handle) 744 { 745 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 746 747 return soc15_common_hw_fini(adev); 748 } 749 750 static int soc15_common_resume(void *handle) 751 { 752 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 753 754 return soc15_common_hw_init(adev); 755 } 756 757 static bool soc15_common_is_idle(void *handle) 758 { 759 return true; 760 } 761 762 static int soc15_common_wait_for_idle(void *handle) 763 { 764 return 0; 765 } 766 767 static int soc15_common_soft_reset(void *handle) 768 { 769 return 0; 770 } 771 772 static void soc15_update_hdp_light_sleep(struct amdgpu_device *adev, bool enable) 773 { 774 uint32_t def, data; 775 776 def = data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS)); 777 778 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS)) 779 data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK; 780 else 781 data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK; 782 783 if (def != data) 784 WREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS), data); 785 } 786 787 static void soc15_update_drm_clock_gating(struct amdgpu_device *adev, bool enable) 788 { 789 uint32_t def, data; 790 791 def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0)); 792 793 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_MGCG)) 794 data &= ~(0x01000000 | 795 0x02000000 | 796 0x04000000 | 797 0x08000000 | 798 0x10000000 | 799 0x20000000 | 800 0x40000000 | 801 0x80000000); 802 else 803 data |= (0x01000000 | 804 0x02000000 | 805 0x04000000 | 806 0x08000000 | 807 0x10000000 | 808 0x20000000 | 809 0x40000000 | 810 0x80000000); 811 812 if (def != data) 813 WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0), data); 814 } 815 816 static void soc15_update_drm_light_sleep(struct amdgpu_device *adev, bool enable) 817 { 818 uint32_t def, data; 819 820 def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL)); 821 822 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS)) 823 data |= 1; 824 else 825 data &= ~1; 826 827 if (def != data) 828 WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL), data); 829 } 830 831 static void soc15_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev, 832 bool enable) 833 { 834 uint32_t def, data; 835 836 def = data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0)); 837 838 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG)) 839 data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK | 840 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK); 841 else 842 data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK | 843 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK; 844 845 if (def != data) 846 WREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0), data); 847 } 848 849 static void soc15_update_df_medium_grain_clock_gating(struct amdgpu_device *adev, 850 bool enable) 851 { 852 uint32_t data; 853 854 /* Put DF on broadcast mode */ 855 data = RREG32(SOC15_REG_OFFSET(DF, 0, mmFabricConfigAccessControl)); 856 data &= ~FabricConfigAccessControl__CfgRegInstAccEn_MASK; 857 WREG32(SOC15_REG_OFFSET(DF, 0, mmFabricConfigAccessControl), data); 858 859 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DF_MGCG)) { 860 data = RREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater)); 861 data &= ~DF_PIE_AON0_DfGlobalClkGater__MGCGMode_MASK; 862 data |= DF_MGCG_ENABLE_15_CYCLE_DELAY; 863 WREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater), data); 864 } else { 865 data = RREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater)); 866 data &= ~DF_PIE_AON0_DfGlobalClkGater__MGCGMode_MASK; 867 data |= DF_MGCG_DISABLE; 868 WREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater), data); 869 } 870 871 WREG32(SOC15_REG_OFFSET(DF, 0, mmFabricConfigAccessControl), 872 mmFabricConfigAccessControl_DEFAULT); 873 } 874 875 static int soc15_common_set_clockgating_state(void *handle, 876 enum amd_clockgating_state state) 877 { 878 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 879 880 if (amdgpu_sriov_vf(adev)) 881 return 0; 882 883 switch (adev->asic_type) { 884 case CHIP_VEGA10: 885 adev->nbio_funcs->update_medium_grain_clock_gating(adev, 886 state == AMD_CG_STATE_GATE ? true : false); 887 adev->nbio_funcs->update_medium_grain_light_sleep(adev, 888 state == AMD_CG_STATE_GATE ? true : false); 889 soc15_update_hdp_light_sleep(adev, 890 state == AMD_CG_STATE_GATE ? true : false); 891 soc15_update_drm_clock_gating(adev, 892 state == AMD_CG_STATE_GATE ? true : false); 893 soc15_update_drm_light_sleep(adev, 894 state == AMD_CG_STATE_GATE ? true : false); 895 soc15_update_rom_medium_grain_clock_gating(adev, 896 state == AMD_CG_STATE_GATE ? true : false); 897 soc15_update_df_medium_grain_clock_gating(adev, 898 state == AMD_CG_STATE_GATE ? true : false); 899 break; 900 case CHIP_RAVEN: 901 adev->nbio_funcs->update_medium_grain_clock_gating(adev, 902 state == AMD_CG_STATE_GATE ? true : false); 903 adev->nbio_funcs->update_medium_grain_light_sleep(adev, 904 state == AMD_CG_STATE_GATE ? true : false); 905 soc15_update_hdp_light_sleep(adev, 906 state == AMD_CG_STATE_GATE ? true : false); 907 soc15_update_drm_clock_gating(adev, 908 state == AMD_CG_STATE_GATE ? true : false); 909 soc15_update_drm_light_sleep(adev, 910 state == AMD_CG_STATE_GATE ? true : false); 911 soc15_update_rom_medium_grain_clock_gating(adev, 912 state == AMD_CG_STATE_GATE ? true : false); 913 break; 914 default: 915 break; 916 } 917 return 0; 918 } 919 920 static void soc15_common_get_clockgating_state(void *handle, u32 *flags) 921 { 922 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 923 int data; 924 925 if (amdgpu_sriov_vf(adev)) 926 *flags = 0; 927 928 adev->nbio_funcs->get_clockgating_state(adev, flags); 929 930 /* AMD_CG_SUPPORT_HDP_LS */ 931 data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS)); 932 if (data & HDP_MEM_POWER_LS__LS_ENABLE_MASK) 933 *flags |= AMD_CG_SUPPORT_HDP_LS; 934 935 /* AMD_CG_SUPPORT_DRM_MGCG */ 936 data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0)); 937 if (!(data & 0x01000000)) 938 *flags |= AMD_CG_SUPPORT_DRM_MGCG; 939 940 /* AMD_CG_SUPPORT_DRM_LS */ 941 data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL)); 942 if (data & 0x1) 943 *flags |= AMD_CG_SUPPORT_DRM_LS; 944 945 /* AMD_CG_SUPPORT_ROM_MGCG */ 946 data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0)); 947 if (!(data & CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK)) 948 *flags |= AMD_CG_SUPPORT_ROM_MGCG; 949 950 /* AMD_CG_SUPPORT_DF_MGCG */ 951 data = RREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater)); 952 if (data & DF_MGCG_ENABLE_15_CYCLE_DELAY) 953 *flags |= AMD_CG_SUPPORT_DF_MGCG; 954 } 955 956 static int soc15_common_set_powergating_state(void *handle, 957 enum amd_powergating_state state) 958 { 959 /* todo */ 960 return 0; 961 } 962 963 const struct amd_ip_funcs soc15_common_ip_funcs = { 964 .name = "soc15_common", 965 .early_init = soc15_common_early_init, 966 .late_init = soc15_common_late_init, 967 .sw_init = soc15_common_sw_init, 968 .sw_fini = soc15_common_sw_fini, 969 .hw_init = soc15_common_hw_init, 970 .hw_fini = soc15_common_hw_fini, 971 .suspend = soc15_common_suspend, 972 .resume = soc15_common_resume, 973 .is_idle = soc15_common_is_idle, 974 .wait_for_idle = soc15_common_wait_for_idle, 975 .soft_reset = soc15_common_soft_reset, 976 .set_clockgating_state = soc15_common_set_clockgating_state, 977 .set_powergating_state = soc15_common_set_powergating_state, 978 .get_clockgating_state= soc15_common_get_clockgating_state, 979 }; 980